Dryopteris crassirhizoma | |
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Dryopteris crassirhizoma in Seoul, Korea | |
Scientific classification
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Kingdom: | Plantae |
Clade: | Tracheophytes |
Division: | Polypodiophyta |
Class: | Polypodiopsida |
Order: | Polypodiales |
Suborder: | Polypodiineae |
Family: | Dryopteridaceae |
Genus: | Dryopteris |
Species: | D. crassirhizoma
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Binomial name | |
Dryopteris crassirhizoma
Nakai (1920)
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Dryopteris crassirhizoma is a fern species in the wood fern family Dryopteridaceae.
This semi- evergreen fern grows to 1 m (3.3 ft) tall and broad, with narrowly-divided fronds growing in a vase-like shape from a central crown, which is brown in colour. [1]
It has gained the Royal Horticultural Society's Award of Garden Merit. [1]
The acyl phloroglucinols ( flavaspidic acids [2]) isolated from D. crassirhizoma show in vitro antibacterial and fatty acid synthase inhibitory activity. [3] Also, the constituents sutchuenoside A and kaempferitrin have in vivo antiparasitic activity. [4]